Nassella trichotoma

Nassella trichotoma, the serrated tussock, is a type of bunchgrass plant, native in Argentina, Uruguay, Chile, and Peru.

Nassella trichotoma
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Clade:	Commelinids
Order:	Poales
Family:	Poaceae
Subfamily:	Pooideae
Genus:	Nassella
Species:	N. trichotoma
Binomial name
Nassella trichotoma (Hack. ex Arech.)
Synonyms[1]
Agrostis trichotoma (Nees) Trin. Caryochloa trichotoma (Nees) Kuntze Oryzopsis trichotoma (Nees) Druce Piptatherum macratherum (Steud.) Nees ex B.D.Jacks. Piptochaetium trichotomum (Nees) Griseb. Stipa macrathera (Steud.) Speg. nom. illeg. Stipa tenella Godr. Stipa trichotoma Nees Urachne macrathera Steud. Urachne trichotoma (Nees) Trin.

It is on the list of Weeds of National Significance in Australia, reducing the productivity of pasture and creating a fire hazard. In many states, landowners are required by law to keep their land free of this plant.

In New Zealand is classed as an unwanted organism by Biosecurity New Zealand^[2] and is under strict control regimes by some of the regional councils.

See also

• Nassella tenuissima, a weed of similar appearance that has also been recorded in Australia